Question

What is the molecular mass of sodium trioxocarbonate(iv)decahydrate and calcium trioxocarbonate

Answer 1

Answer:

adagtam Cuzco suvk jckcn such tan pants Dnx

Answer 2

Answer:

a) 286g

b) 100g

Explanation:

a) formula is Na2CO3.10H2O

Na= 23 g, C=12g, O= 16g, H2O = 18g

= 2*23 + 12+3*16+ 10*18

= 46 + 12+ 48+ 180

= 286 g

b) formula is CaCO3

Ca =  40g, C= 12g, O = 16g

= 40+12+3*16

=40+12+48

=100g